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  • Hearing aid care products
    For better hearing health care
  • Impression materials
    Remarkable ear impression and exceptional reproduction
  • Laboratory supplies
    Revolutionary systems, necessary for specialists
    designed to maintain the efficiency and reliability
    of hearing aids.
  • TV listening devices
    Thanks to my Swing, I hear a pure and clear
    sound from my favorite TV show!
Otoform cartridges

Otoform cartridges

DO-3206 - A soft 8x S 50 (2x 25 ml)
DO-320 - A soft 8x 48 ml (2x 24 ml)

  • Double cartridges
  • Colour: yellow
  • Final hardness: 40 Shore A
After curing, the impression can easily be removed out of the ear. High tensile strength. We recommend Otoform® A soft for the pressure-free impression-taking.


DO-2956 - A soft X 8x S 50 (2 x 25 ml A + B)

  • Double cartridges
  • Colour: pink
  • Final hardness: 25 Shore A

Aim of this new development was to optimise an Otoform® impression silicone for particularly deep ear impressions and at the same time to reduce the expenditure of energy during the ear impressiontaking by a simplified handling.

DO-2936 - A flex 8x S 50 (2x 25 ml)
DO-293 - A flex 8x 48 ml (2x 24 ml)

  • Double cartridges
  • Colour: turquoise
  • Final hardness: 25 Shore A

35 % softer compared to Otoform® A soft) the impression can especially easy be removed out of the ear. High tensile strength. In addition, it is very suitable for the impression-taking of very small auditory canals (children) or for persons sensitive to pains.

DO-4545 - Ak 8x S 50 (2 x 25 ml A + B)

  • Double cartridges
  • Colour: green
  • Final hardness: 35 Shore A
The first non-sticky, kneadable ear impression silicone for the slightly pressure-forming impression technique in double cartridges.

Technical summary: